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  • bitdays.co.kr/2021/07/19/%ec%82%b0%ec%97%85%ec%9a%a9-%ec%a0%95%eb%a5%98%ea%b8%b0-%ec%8b%9c%ec%9e%a5-2021-%ed%81%ac%ea%b8%b0-covid-19%ec%9d%98-%ed%9a%a8%ea%b3%bc-%eb%b0%8f-%eb%b9%84%ec%9c%a8-%ec%a0%84-%ec%84%b8%ea%b3%84/ (port 80)